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A block of mass 2.50 kg is pushed 2.20 m along a frictionlesshorizontal table by a constant 16.0 N force directed 25.0 degrees below the horizontal.
a) Determine the work done by the applied force.b) Determine the work done by the normal force exerted by the table.c) Determine the work done by the force of gravityd) Determine the work done by the net force on the block.
A cat stands on a board of wood in a frozen frictionless pond. The mass of the cat is 4.0 kg, and the mass of the board is 3.0 kg. how far does the cat move in relation to the pond
A 5570kg open train car is rolling on frictionless rails at 23.6m/s when it starts pouring rain. What mass of water has collected in the car
airplane flight recorders must be able to survive catastrophic crashes. therefore they are typically encased in
A 75 N man stands in the middle of a frozen pond of radius 20.0 m. He is unable to get to the other side because of a lack of friction between his shoes and the ice. How long does it take him to reach the south shore
A 140 kg piano is being lifted at a steady speed from ground level straight up to an apartment 16.0 m above the ground. The crane that is doing the lifting produces a steady power of 400W. Explain how much time does it take to lift the piano?
Find the magnetic flux through a circular loop 4.6 cm in diameter oriented with the loop normal at 58 degrees to a uniform 80 mT magnetic field
Besides the gravitational force, a 3.40-kg object is subjected to one other constant force. The object starts from rest and in 1.20 s experiences a displacement of (5.50 - 3.30) m, where the direction of is the upward vertical direction. find the ..
Three moles of an ideal monatomic gas are at a temperature of 345 K. What is the change in the internal energy of the gas
A particle undergoes simple harmonic motion with maximum speed 2 m/s and maximum acceleration 3.7 m/s^2. Find the angular frequency. Find the period. Find the amplitude of the motion.
A man in a maze makes three consecutive displacements. His first displacement is 6.00 m westward, and the second is 16.0 m northward. find the magnitude and direction of his third displacement
A block is launched with speed up v0 a slope making an angle ? with the horizontal, Find an expression for the distance d the block travels along the slope
q1. a piece of granite is thrown upward with a speed of 25 ms from a cliff that is 80 m high. how much time goes by
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